The Retainer,packing, cataloged under National Stock Number 5330-01-181-4066, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Eaton Corporation Div Fed. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Retainer,packing |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Eaton Corporation Div Fed (CAGE 15284); General Electric Company (CAGE 07482); Cfm International Inc Dba Cfm International (CAGE 58828) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-181-4066 |
| Primary Part Number | A-4857 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Eaton Corporation Div Fed |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Part Number | Manufacturer |
|---|---|
| A-4857 PRIMARY | Eaton Corporation Div Fed (USA) |
| 9954M21P02 | General Electric Company (USA) |
| 9954M21P02 | Cfm International Inc Dba Cfm International (USA) |
NSN 5330-01-181-4066 is a Retainer,packing, manufactured by Eaton Corporation Div Fed, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-181-4066 has 3 manufacturer part numbers on file: A-4857 (Eaton Corporation Div Fed), 9954M21P02 (General Electric Company), 9954M21P02 (Cfm International Inc Dba Cfm International).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-245-7700. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.